class_docstr: Data Normalization class
class_docstr_tok: ["Data","Normalization","class"]
code: def norm(self, x):
      return (x - self.mean) / self.std
  
file_path: mlflow/examples/tensorflow/train.py
imports: import tensorflow
  from sklearn.datasets import fetch_california_housing
  import mlflow
  from mlflow.models import infer_signature
label_desc: Use image node_id 2 for calling the Normalize obj's underlying member method code with example usage: obj.norm(x) and returns: unknown